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ʻO ka wehewehe hohonu o ke kolu o ka hanauna semiconductor - silicon carbide
Introduction to silicon carbide ʻO Silicon carbide (SiC) kahi mea semiconductor pūhui i haku ʻia me ke kalapona a me ke silika, ʻo ia kekahi o nā mea kūpono no ka hana ʻana i ka wela kiʻekiʻe, ke alapine kiʻekiʻe, ka mana kiʻekiʻe a me nā mea uila kiʻekiʻe. Ke hoʻohālikelike ʻia me ka ...Heluhelu hou aku -
Hāʻawi ʻo Sapphire iā ʻoe i ke ʻano o ka papa e hāʻule ʻole ma hope
1: Hāʻawi ʻo Sapphire iā ʻoe i ke ʻano o ka papa i hāʻule ʻole ma hope o Sapphire a me ruby no ka "corundum" hoʻokahi a ua hana nui i nā moʻomeheu like ʻole a puni ka honua mai ka wā kahiko. Ma ke ʻano he hōʻailona o ka kūpaʻa, ka naʻauao, ka hoʻolaʻa a me ka maikaʻi, sapp...Heluhelu hou aku -
Pehea e ʻike ai i ka sapphire ʻōmaʻomaʻo a me ka emerald?
ʻO ka Emerald Green sapphire a me ka emerald, he mau pōhaku makamae like lākou, akā ʻo nā hiʻohiʻona o ka emerald he mea maopopo loa, he nui nā māwae kūlohelohe, paʻakikī ke ʻano o loko, a ʻoi aku ka mālamalama o ke kala ma mua o ka sapphire ʻōmaʻomaʻo. ʻOkoʻa nā sapphi kala me nā sapphires i kā lākou huahana ...Heluhelu hou aku -
Pehea e ʻike ai i ka sapphi melemele a me ke daimana melemele?
ʻO ke daimana melemele Hoʻokahi wale nō mea e hoʻokaʻawale ai i nā mea melemele a me ka uliuli mai nā daimana melemele: kala ahi. I ka hoʻololi ʻana o ke kumu kukui o ka pōhaku makamae, ʻo ke kala ahi he daimana melemele ikaika, ʻo ka waiwai uliuli melemele ʻoiai he nani ke kala, akā i ka manawa o ke kala ahi, e hālāwai me nā daimana ...Heluhelu hou aku -
Pehea e ʻike ai i ka sapphire poni a me ka amethyst?
ʻO ke apo amethyst ʻo De Grisogono he mea kupaianaha loa ia, akā ke hālāwai ʻoe i ka sapphire poni like, pono ʻoe e kūlou i kou poʻo. Inā ʻoe e nānā i loko o ka pōhaku me kahi aniani hoʻonui, e ʻike ʻoe e hōʻike ka amethyst maoli i kahi lipine kala, ʻoiai ʻo ka sapphire poni ʻaʻole ...Heluhelu hou aku -
Pehea e ʻike ai i ka sapphire pink a me ka spinel pink?
ʻO Tiffany& Co. ʻO ke apo ʻulaʻula ʻulaʻula i loko o ka platinum ʻO ka spinel ʻulaʻula e kuhi pinepine ʻia no ka waiwai ʻulaʻula uliuli, ʻo ka ʻokoʻa nui ma waena o nā mea ʻelua he multicolor. ʻO nā sapphires pink (corundum) he dichroic, me kahi spectroscope mai nā kūlana like ʻole o ka gem e hōʻike i nā ʻano ʻulaʻula like ʻole, a me ka spinel ...Heluhelu hou aku -
ʻepekema | kala sapphire: pinepine i loko o ka "maka" e hoʻomanawanui
Inā ʻaʻole hohonu ka hoʻomaopopo ʻana i ka sapphire, manaʻo ka poʻe he nui ka sapphire he pōhaku uliuli wale nō. No laila, ma hope o ka ʻike ʻana i ka inoa o ka "sapphire kala", e noʻonoʻo paha ʻoe, pehea e hiki ai i ka sapphire ke kala? Eia naʻe, ke manaʻoʻiʻo nei au ua ʻike ka hapa nui o nā mea aloha i ka sapphire he ge...Heluhelu hou aku -
ʻO 23 mau apo hoʻopaʻapaʻa sapphire maikaʻi loa
Inā ʻo ʻoe ke ʻano o ka wahine mare e nānā ana e uhaki i ke kuʻuna me kāu apo hoʻopaʻa, ʻo ke apo hoʻopaʻa sapphire he ala kupaianaha e hana ai pēlā. Ua kaulana ʻia e ke Kamāliʻiwahine Diana i ka makahiki 1981, a i kēia manawa ʻo Kate Middleton (ʻo ia ka mea e ʻaʻahu ai i ke apo komo ʻana o ke aliʻi wahine hope loa), he koho aliʻi nā sapphi no nā mea nani. ...Heluhelu hou aku -
Sapphire: Hele mai ka pōhaku hānau o Kepakemapa i nā kala he nui
ʻO ka pōhaku hānau o Kepakemapa ʻO ka pōhaku hānau o Kepakemapa, ʻo ka sapphire, kahi pili o ka pōhaku hānau o Iulai, ʻo ka ruby. ʻO nā ʻano ʻelua o ka mineral corundum, kahi ʻano crystalline o ka alumini oxide. Akā ʻo ka ʻulaʻula corundum he ruby. A ʻo nā ʻano corundum maikaʻi ʻē aʻe a pau he sapphi. ʻO nā corundum āpau, me ka sapp...Heluhelu hou aku -
ʻO nā pōhaku makamae like ʻole me nā pōhaku makamae polychromy! Ua ʻalani koʻu ruby i ka nānā ʻana i ke kiʻekiʻe?
He pipiʻi loa ke kūʻai ʻana i hoʻokahi pōhaku makamae! Hiki iaʻu ke kūʻai aku i ʻelua a ʻekolu mau pōhaku makamae like ʻole no ke kumu kūʻai o hoʻokahi? ʻO ka pane inā he polychromatic kāu pōhaku makamae - hiki iā lākou ke hōʻike iā ʻoe i nā kala like ʻole ma nā kihi like ʻole! No laila he aha ka polychromy? ʻO ke ʻano o nā pōhaku makamae polychromatic...Heluhelu hou aku -
Femtosecond titanium gemstone lasers loaʻa nā loina hana nui
ʻO ka laser Femtosecond he laser e hana ana i nā pulses me ka manawa pōkole loa (10-15s) a me ka mana kiʻekiʻe. ʻAʻole wale ia e hiki ai iā mākou ke loaʻa i ka hoʻonā manawa ultra-pōkole akā pū kekahi, no kona mana kiʻekiʻe kiʻekiʻe, ua hoʻomohala nui ʻia i nā ʻano ʻoihana like ʻole. ʻO ka femtosecond titanium ...Heluhelu hou aku -
ʻO ka hōkū e piʻi aʻe ana o ke kolu o ka hanauna semiconductor: Gallium nitride kekahi mau wahi ulu hou i ka wā e hiki mai ana
Ke hoʻohālikelike ʻia me nā polokalamu carbide silicon, ʻoi aku ka maikaʻi o nā mea mana gallium nitride i nā hiʻohiʻona kahi e koi ʻia ai ka pono, ka pinepine, ka leo a me nā mea kikoʻī ʻē aʻe i ka manawa like, e like me nā polokalamu gallium nitride i hoʻokumu ʻia i ka app...Heluhelu hou aku